misc/msync.shared.s

   1         .text
   2 #APP
   3         memmove = __GI_memmove
   4         memset = __GI_memset
   5         memcpy = __GI_memcpy
   6 #NO_APP
   7         .p2align 4,,15
   8         .globl  msync
   9         .type   msync, @function
  10 msync:
  11 #APP
  12 # 25 "../sysdeps/unix/sysv/linux/msync.c" 1
  13         movl %fs:24,%eax
  14 # 0 "" 2
  15 #NO_APP
  16         testl   %eax, %eax
  17         jne     .L2
  18         movl    $26, %eax
  19 #APP
  20 # 25 "../sysdeps/unix/sysv/linux/msync.c" 1
  21         syscall
  22
  23 # 0 "" 2
  24 #NO_APP
  25         cmpq    $-4096, %rax
  26         ja      .L11
  27         rep ret
  28         .p2align 4,,10
  29         .p2align 3
  30 .L2:
  31         pushq   %r12
  32         pushq   %rbp
  33         movl    %edx, %r12d
  34         pushq   %rbx
  35         movq    %rsi, %rbp
  36         movq    %rdi, %rbx
  37         subq    $16, %rsp
  38         call    __libc_enable_asynccancel
  39         movl    %r12d, %edx
  40         movl    %eax, %r8d
  41         movq    %rbp, %rsi
  42         movq    %rbx, %rdi
  43         movl    $26, %eax
  44 #APP
  45 # 25 "../sysdeps/unix/sysv/linux/msync.c" 1
  46         syscall
  47
  48 # 0 "" 2
  49 #NO_APP
  50         cmpq    $-4096, %rax
  51         ja      .L12
  52 .L6:
  53         movl    %r8d, %edi
  54         movl    %eax, 12(%rsp)
  55         call    __libc_disable_asynccancel
  56         movl    12(%rsp), %eax
  57         addq    $16, %rsp
  58         popq    %rbx
  59         popq    %rbp
  60         popq    %r12
  61         ret
  62         .p2align 4,,10
  63         .p2align 3
  64 .L11:
  65         movq    __libc_errno@gottpoff(%rip), %rdx
  66         negl    %eax
  67         movl    %eax, %fs:(%rdx)
  68         movl    $-1, %eax
  69         ret
  70 .L12:
  71         movq    __libc_errno@gottpoff(%rip), %rdx
  72         negl    %eax
  73         movl    %eax, %fs:(%rdx)
  74         movl    $-1, %eax
  75         jmp     .L6
  76         .size   msync, .-msync
  77         .hidden __libc_disable_asynccancel
  78         .hidden __libc_enable_asynccancel